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Fieldaspis bilobata

Trilobita - Corynexochida - Zacanthoididae

Taxonomy
Fieldaspis bilobata was named by Rasetti (1951).

Synonymy list
YearName and author
1951Fieldaspis bilobata Rasetti p. 161 figs. pl. 16, figs. 1-7
2003Fieldaspis bilobata Sundberg and McCollum p. 341

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Ecdysozoa
Panarthropoda
phylumArthropodaLatreille 1829
RankNameAuthor
subphylumArtiopoda(Hou and Bergstrom)
classTrilobitaWalch 1771
orderCorynexochida
suborderCorynexochinaKobayashi 1935
familyZacanthoididaeSwinnerton 1915
genusFieldaspisRasetti 1951
speciesbilobataRasetti 1951

If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.

Fieldaspis bilobata Rasetti 1951
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: low Mg calcitec
Composition 2: chitinc
Entire body: yesg
Adult length: 10 to < 100g
Adult width: 10 to < 100g
Ontogeny: molting, addition of partsc
Environment: marinec
Locomotion: actively mobileo
Life habit: nektobenthico
Diet: carnivoreo
Vision: well-developedf
Created: 2009-06-02 14:46:51
Modified: 2009-06-02 16:46:51
Source: g = genus, f = family, o = order, c = class
References: Hendy et al. 2009, Hendy 2009, Aberhan et al. 2004

Age range: base of the Dyeran to the top of the Delamaran or 515.30000 to 506.50000 Ma

Collections (23 total)


Time interval Ma Country or state Original ID and collection number
Dyeran515.3 - 511.2Canada (Yukon Territory) Fieldaspis bilobata (156238)
Delamaran511.2 - 506.5Canada (British Columbia) Fieldaspis bilobata (225263)
Solvan510.2 - 504.5Canada (British Columbia) Fieldaspis bilobata (56703)
Middle Cambrian509.0 - 497.0Canada (British Columbia) Fieldaspis bilobata (188658)
St Davids509.0 - 497.0USA (Nevada) Fieldaspis bilobata (50093 50094 50095 50107 50108 50109 50113 50114 50292 50293 50294 50295 50296 50327 50328 50329 50330 50331 50338)